2256077546797 has 2 divisors, whose sum is σ = 2256077546798. Its totient is φ = 2256077546796.

The previous prime is 2256077546761. The next prime is 2256077546813. The reversal of 2256077546797 is 7976457706522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1333918742116 + 922158804681 = 1154954^2 + 960291^2 .

It is a cyclic number.

It is not a de Polignac number, because 2256077546797 - 2³¹ = 2253930063149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2256077546897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1128038773398 + 1128038773399.

It is an arithmetic number, because the mean of its divisors is an integer number (1128038773399).

Almost surely, 2^{2256077546797} is an apocalyptic number.

It is an amenable number.

2256077546797 is a deficient number, since it is larger than the sum of its proper divisors (1).

2256077546797 is an equidigital number, since it uses as much as digits as its factorization.

2256077546797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311169600, while the sum is 67.

The spelling of 2256077546797 in words is "two trillion, two hundred fifty-six billion, seventy-seven million, five hundred forty-six thousand, seven hundred ninety-seven".